Steel or Iron (Fe) Newsgroup

Location: SOUTH AFRICA, JHB GAUTENG

metal silicon 553.
Own factory and good price metal silicon 553 Grade ( 2202 441 3303) Company Superiority 1.Grade:553 551 441 451 3303 2502 2202 2.Own factory and competitive price with good quality. 3. In the industry, our credibility, good service, cost-effective, fast enough supply. Specification: The main grades our products cover: Grade Si Fe(max) Al(max) Ca(max) P(max) 553 98.5%min 0.50% 0.50% 0.30% 441 99% min 0.40% 0.40% 0.10% 421 99.2% min 0.40% 0.20% 0.10% 3303 99.3% min 0.30% 0.30% 0.03% 50ppm 2202 99.5% min 0.20% 0.20% 0.02% 40ppm Packing: In 1mt big bags Shipment: With in 15 days after comfirming the order Apperance:Dark gray Physical Property: High melting point and resistivity, good heat resistance and good anti-oxidation effect. Particle Size: (10-100)mm. Application and use: 1. Used in aluminum: An additive to aluminum alloys, silicon is used to increase the fluidity and tenacity of Aluminum and its alloys, which enjoy good castability and weldability accordingly. 2. Used in organic chemicals: Silicon metal is used in manufacturing a number of sorts of silicones, resins, and lubricants. 3. Used in electronic parts: Silicon metal is used in producing monocrystalline and polycrystalline silicon of high purity for electronic parts, such as semi conductors, etc.